Copyright protection and management and a web based library for digital images of the Hellenic cultural heritage. - Dimitris K. Tsolis; George K. Tsolis; Emmanouil G. Karatzas; Theodore S. Papatheodorou (Virtual Reality, Archeology, and Cultural Heritage, 2001)

Quality Criteria for Cultural Sites Accessible over the Web. - Sofia Karagiorgoudi; Emmanouil G. Karatzas; Dimitris K. Tsolis; Theodore S. Papatheodorou (ICWI, 2002)

A new platform for watermarking and management of digital images of the Hellenic cultural heritage. - Dimitris K. Tsolis; Emmanouil G. Karatzas; George K. Tsolis; Vassilis E. Fotopoulos; Theodore S. Papatheodorou; Athanassios N. Skodras (DSP, 2002)

Watermarking and Digital Rights Management - A Pilot DRM System Implementation and Technical Guidelines to Cultural Digitization Projects. - Dimitris K. Tsolis; Spiridon N. Nikolopoulos; Emmanouil G. Karatzas; Spyros Sioutas; E. A. Hondrou; A. I. Mouriki; A. A. Georgiadou; Theodore S. Papatheodorou (VAST, 2006)